Change alternate title screen
To change the title screen, buy a poster gaddget in challenge land that has the title background you want. Then go to Play Land, select Gaddgets, then select the poster you want. Play with it, then go back to the title screen. You should now see the title screen with the poster you just played with as your background.

Change Bowling Ball color
When playing with the "Mini Bowling" Gaddget, press L or R to change the color of your ball.

Game Modes
Game Room in Challenge Mode Play at least 1 coin mini-game in Shroom City.

New title Screen
Get all Gaddgets and Mini-Games to get a gold title screen.